18-letter words containing u, n, m, a, r
- industrial diamond — a small often synthetic diamond, valueless as a gemstone, used in cutting tools, abrasives, etc
- information bureau — an office where you can go to get information
- informatory double — a double intended to inform one's partner that one has a strong hand and to urge a bid regardless of the strength of his or her hand.
- inner automorphism — an automorphism that maps an element x into an element of the form axa −1 where a −1 is the inverse of a.
- inseam measurement — (in tailoring) the measurement on a pair of trousers or on a person of the inside leg from the crotch to the ankle
- instruction manual — how-to, usage guide
- instrument landing — an aircraft landing accomplished by use of gauges on the instrument panel and ground-based radio equipment, with limited reference to outside visual signals.
- instrument station — station (def 14a).
- insurance salesman — male: sells insurance
- intercommunication — to communicate mutually, as people.
- involuntary muscle — muscle: contracts involuntarily
- jerusalem syndrome — a delusive condition affecting some visitors to Jerusalem in which the sufferer identifies with a major figure from his or her religious background
- justice department — the United States federal department for enforcing federal laws
- komsomolsk-on-amur — city in SE Russia, on the Amur River: pop. 309,000
- launching ceremony — a ceremony that celebrates the launch of a ship for the first time into the water
- lay down your arms — If soldiers lay down their arms, they stop fighting and give up their weapons.
- lean manufacturing — efficiency in the production of goods
- literae humaniores — (at Oxford University) the faculty concerned with Greek and Latin literature, ancient history, and philosophy; classics
- maclaurin's series — an infinite sum giving the value of a function f(x) in terms of the derivatives of the function evaluated at zero: f(x) = f(0) + (f′(0)x)/1! + (f″(0)x2)/2! + …
- magnesium arsenate — a white, water-insoluble powder, Mg 3 (AsO 4) 2 ⋅xH 2 O, used chiefly as an insecticide.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- magnesium stearate — Magnesium stearate is a salt that is often used as a diluent and lubricant in tablets and capsules.
- major tranquilizer — antipsychotic (def 2).
- manufactured goods — products made by machine
- manufacturing base — the manufacturing industries of an area or a country considered as a unit and a constituent part of the economy
- many happy returns — When it is someone's birthday, people sometimes say 'Many happy returns' to them as a way of greeting them.
- marine underwriter — an underwriter who specializes in marine insurance
- market opportunity — a situation in which a company can meet an unsatisfied customer need before its competitors
- marriage encounter — a meeting with a person or thing, especially a casual, unexpected, or brief meeting: Our running into each other was merely a chance encounter.
- mercury delay line — (storage, history) An archaic first-in first-out fixed time period data storage device using acoustic transducers to transmit data as waves in a trough or tube of mercury. EDSAC (Cambridge) and UNIVAC I used delay lines.
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- microminiaturizing — Present participle of microminiaturize.
- mineral supplement — a pill containing minerals that you take to improve your health
- miniature pinscher — one of a German breed of toy dogs resembling a smaller version of the Doberman pinscher, having a flat skull, a smooth coat, erect ears, and a docked tail, bred originally as a watchdog.
- minor tranquilizer — antianxiety drug.
- misunderestimation — (nonstandard) An inaccurate underestimation, or an act of misunderestimating.
- molecular genetics — a subdivision of genetics concerned with the structure and function of genes at the molecular level.
- molecular medicine — the study of disease or injury at the molecular or cellular level.
- mordovian republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Saransk. Pop: 888 700 (2002). Area: 26 200 sq km (10 110 sq miles)
- mortgage insurance — policy to compensate for property loan payments
- mountain cranberry — cowberry
- musical instrument — music
- national guardsman — guardsman (def 2).
- neurodevelopmental — Of or pertaining to the development of neurological pathways in the brain.
- neuroophthalmology — the branch of ophthalmology that deals with the optic nerve and other nervous system structures involved in vision.
- neuropsychodynamic — Of or pertaining to neuropsychodynamics.
- neutrino astronomy — the branch of astronomy dealing with the detection and measurement of neutrinos emitted by the sun and other celestial objects.
- no laughing matter — sth serious
- nocturnal emission — the release of semen during sleep, often during a sexual dream.
- non-circumstantial — of pertaining to, or derived from circumstances: a circumstantial result.